Home / 25,224.12-34,813.35-14,619.87

Finding the Fourth Proportional to 25,224.12, 34,813.35 and 14,619.87

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Solution

The fourth proportional to 25,224.12, 34,813.35 and 14,619.87 is: 20,177.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,224.12 : 34,813.35 = 14,619.87 : x
  2. Step 2: Convert to fraction form
    25,224.12/34,813.35 = 14,619.87/x
  3. Step 3: Cross multiply
    25,224.12x = 34,813.35 × 14,619.87
  4. Step 4: Simplify right side
    25,224.12x = 508,966,651.26
  5. Step 5: Solve for x
    x = 508,966,651.26/25,224.12
  6. Step 6: Final answer
    x = 20,177.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.